Does anyone else answer questions that say they will make you brainliest and then the person never makes you brainleist -_-

What's the waste product of electrons and pyruvate combining in fermentation?  

During binary fission, what events must occur before the cell splits into two new cells?

Imagine a self-reactive t cell that has not undergone clonal deletion in the thymus (that is to say, it has escaped central tolerance). if it encounters self antigen in the absence of an infection or inflammation, what will happen to this self-reactive t cell? (select two answers) (a) the t cell undergoes clonal expansion. (b) the t cell gains effector functions. (c) the t cell undergoes apoptosis. (d) the t cell becomes activated. (e) the t cell becomes anergic.